<?php

/**
 * Access plugin that provides permission-based access control.
 */
class views_plugin_access_perm extends views_plugin_access {

    function access($account) {
        return views_check_perm($this->options['perm'], $account);
    }

    function get_access_callback() {
        return array('views_check_perm', array($this->options['perm']));
    }

    function summary_title() {
        return t($this->options['perm']);
    }

    function option_defaults(&$options) {
        $options['perm'] = 'access content';
    }

    function options_form(&$form, &$form_state) {
        $perms = array();
        // Get list of permissions
        foreach (module_list(FALSE, FALSE, TRUE) as $module) {
            if ($permissions = module_invoke($module, 'perm')) {
                $perms[$module] = drupal_map_assoc($permissions);
            }
        }
        $form['perm'] = array(
            '#type' => 'select',
            '#options' => $perms,
            '#title' => t('Permission'),
            '#default_value' => $this->options['perm'],
            '#description' => t('Only users with the selected permission flag will be able to access this display. Note that users with "access all views" can see any view, regardless of other permissions.'),
        );
    }

}
